<div class="welcome" :class="{'slide-up': isClicked}">
    <div class="welcome__slogan">
        <h1>Zhang's Blog</h1>
        <p>为了将来的自己能吹上牛逼而努力奋斗！</p>
        <ul>
            <li><a href="http://www.github.com"><i class="fa fa-github"></i></a></li>
            <li><a href="http://www.github.com"><i class="fa fa-weibo"></i></a></li>
            <li><a href="http://www.github.com"><i class="fa fa-twitter"></i></a></li>
        </ul>
    </div>
    <div class="welcome__arrow" @click="slide">
        <span><i class="fa fa-arrow-down"></i></span>
    </div>
</div>